Answered: Consider the relationship 7r+4t=21.…

Consider the relationship 7r+4t=21. a. Write the relationship as a function r=f(t). Enter the exact answer. f(t)= b. Evaluate f(−7).

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section4.7: Inverses Of Linear-functions

Problem 44PFA

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Question

Consider the relationship 7r+4t=21.

a. Write the relationship as a function r=f(t).

Enter the exact answer.

f(t)=

b. Evaluate f(−7).

f(−7)=

c. Solve f(t)=27.

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